178 lines
4.5 KiB
C++
178 lines
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_sd.hxx"
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#include <tools/debug.hxx>
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#include <svx/svdobj.hxx>
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#include "shapelist.hxx"
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#include <algorithm>
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using namespace sd;
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ShapeList::ShapeList()
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{
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maIter = maShapeList.end();
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}
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ShapeList::~ShapeList()
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{
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clear();
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}
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/** adds the given shape to this list */
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void ShapeList::addShape( SdrObject& rObject )
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{
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ListImpl::iterator aIter( std::find( maShapeList.begin(), maShapeList.end(), &rObject ) );
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if( aIter == maShapeList.end() )
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{
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maShapeList.push_back(&rObject);
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rObject.AddObjectUser( *this );
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}
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else
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{
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OSL_FAIL("sd::ShapeList::addShape(), given shape already part of list!");
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}
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}
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/** removes the given shape from this list */
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SdrObject* ShapeList::removeShape( SdrObject& rObject )
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{
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ListImpl::iterator aIter( std::find( maShapeList.begin(), maShapeList.end(), &rObject ) );
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if( aIter != maShapeList.end() )
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{
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bool bIterErased = aIter == maIter;
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(*aIter)->RemoveObjectUser(*this);
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aIter = maShapeList.erase( aIter );
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if( bIterErased )
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maIter = aIter;
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if( aIter != maShapeList.end() )
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return (*aIter);
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}
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else
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{
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OSL_FAIL("sd::ShapeList::removeShape(), given shape not part of list!");
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}
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return 0;
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}
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/** removes all shapes from this list
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NOTE: iterators will become invalid */
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void ShapeList::clear()
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{
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ListImpl aShapeList;
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aShapeList.swap( maShapeList );
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ListImpl::iterator aIter( aShapeList.begin() );
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while( aIter != aShapeList.end() )
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(*aIter++)->RemoveObjectUser(*this);
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maIter = aShapeList.end();
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}
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/** returns true if this list is empty */
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bool ShapeList::isEmpty() const
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{
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return maShapeList.empty();
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}
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/** returns true if given shape is part of this list */
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bool ShapeList::hasShape( SdrObject& rObject ) const
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{
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return std::find( maShapeList.begin(), maShapeList.end(), &rObject ) != maShapeList.end();
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}
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SdrObject* ShapeList::getNextShape(SdrObject* pObj) const
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{
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if( pObj )
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{
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ListImpl::const_iterator aIter( std::find( maShapeList.begin(), maShapeList.end(), pObj ) );
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if( aIter != maShapeList.end() )
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{
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aIter++;
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if( aIter != maShapeList.end() )
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{
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return (*aIter);
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}
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}
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}
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else if( !maShapeList.empty() )
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{
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return (*maShapeList.begin());
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}
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return 0;
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}
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void ShapeList::ObjectInDestruction(const SdrObject& rObject)
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{
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ListImpl::iterator aIter( std::find( maShapeList.begin(), maShapeList.end(), &rObject ) );
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if( aIter != maShapeList.end() )
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{
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bool bIterErased = aIter == maIter;
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aIter = maShapeList.erase( aIter );
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if( bIterErased )
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maIter = aIter;
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}
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else
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{
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OSL_FAIL("sd::ShapeList::ObjectInDestruction(), got a call from an unknown friend!");
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}
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}
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SdrObject* ShapeList::getNextShape()
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{
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if( maIter != maShapeList.end() )
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{
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return (*maIter++);
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}
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else
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{
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return 0;
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}
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}
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void ShapeList::seekShape( sal_uInt32 nIndex )
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{
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maIter = maShapeList.begin();
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while( nIndex-- && (maIter != maShapeList.end()) )
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maIter++;
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}
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bool ShapeList::hasMore() const
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{
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return maIter != maShapeList.end();
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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